<template>
	<view class="">
		<el-upload class="upload-demo" :action="action" :on-preview="handlePictureCardPreview" :headers="headers"
			:on-remove="handleRemove" list-type="picture-card" multiple :on-success="handleAvatarSuccess"
			:limit="datas.limit" :on-exceed="handleExceed" :before-upload="beforeAvatarUpload" :file-list="fileList">
			<!-- <el-button size="small" type="primary">选择上传文件</el-button> -->
			<i class="el-icon-plus"></i>
			<div slot="tip" class="el-upload__tip">{{datas.tip}}</div>
		</el-upload>
		<el-dialog :visible.sync="dialogVisible">
			<img width="100%" :src="dialogImageUrl" alt="">
		</el-dialog>
	</view>
</template>

<script>
	import {
		URL_IP_HOST,
		URL_PREFIX
	} from '@/util/constant.js'
	export default {
		props: ["data"],
		data() {
			var userInfoData_ = uni.getStorageSync("userInfoData_")
			return {
				imageUrl: '',
				datas: {},
				headers: {
					"Authorization": `Bearer ${userInfoData_ ? userInfoData_.access_token : ""}`,
					"clientid": userInfoData_ ? userInfoData_.client_id : "eeb9377d4b6debbc0a6e8756bbbbb4c7"
				},
				action: URL_IP_HOST + "/application/oss/upload",
				dialogImageUrl: '',
				dialogVisible: false,
				fileList: []
			};
		},
		created() {
			this.datas = this.data
			this.fileUrl(this.datas.urls)
			// this.action=URL_IP_HOST+"/resource/oss/upload"
			console.log("地址", this.action);
		},
		methods: {
			handleRemove(file, fileList) {
				console.log("删除列表文件：", file, fileList);
				this.fileList= fileList
				this.$emit('uploadImageClick',{ossIds:this.fileUrls(this.fileList),urls:this.fileList})
			},
			removeDuplicates(array, property) {  
			    return array.filter((value, index, self) => {  
			        return self.some(item => item === value) ? false : true;  
			    });  
			},
			handleExceed(res, file) {
				this.$message({
					message: `最多上传${this.datas.limit}个文件`,
					type: 'warning',
					center: true,
					offset: 0.1
				});
			},
			handlePictureCardPreview(file) {
				this.dialogImageUrl = file.url;
				this.dialogVisible = true;
			},
			beforeAvatarUpload(rawFile) {
				console.log("图片上传格式：", rawFile);
				if (rawFile.type !== 'image/jpeg' && rawFile.type !== 'image/jpg' && rawFile.type !== 'image/png') {
					this.$message({
						message: '图片格式有误! 仅支持jpg、jpeg、png格式!',
						type: 'error',
						offset:0.1
					});
					return false
				} else if (rawFile.size / 1024 / 1024 > 2) {
					this.$message({
						message: '图片大小不超过2MB!',
						type: 'error',
						offset:0.1
					});
					return false
				}
			},
			handleAvatarSuccess(res, file) {
				file.url=file.response.data.url
				file.ossId=file.response.data.ossId
				this.fileList.push(file)
				console.log("图片上传成功：", res, this.fileList);
				this.$emit('uploadImageClick', {ossIds:this.fileUrls(this.fileList),urls:this.fileList})
			},
			fileUrl(data) {
				for (let i = 0; i < data.length; i++) {
					let res={
						data:{
							ossId:data[i].ossId
						}	
					}
					data[i].response=res
					this.fileList.push(data[i])
				}
			},
			fileUrls(data) {
				
				let array = ""
				for (let index = 0; index < data.length; index++) {
					if (index == 0) {
						array = data[index].response.data.ossId
					} else {
						array = array + "," + data[index].response.data.ossId
					}
				}
				return array
				
			}
		}
	}
</script>
<style lang="scss">
	::v-deep .avatar-uploader {
		.el-upload {
			border: 1px dashed #d9d9d9;
			border-radius: 6px;
			cursor: pointer;
			position: relative;
			overflow: hidden;
		}
	}

	.avatar-uploader .el-upload:hover {
		border-color: #409EFF;
	}

	.avatar-uploader-icon {
		font-size: 28px;
		color: #8c939d;
		width: 90px;
		height: 90px;
		line-height: 90px;
		text-align: center;
	}

	.avatar {
		width: 90px;
		height: 90px;
		display: block;
	}
</style>
